Finding the Fourth Proportional to 519,385.50, 716,751.99 and 293,026.14
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Solution
The fourth proportional to 519,385.50, 716,751.99 and 293,026.14 is: 404,376.07
Step by Step Solution
- Step 1: Write the proportion equation
519,385.50 : 716,751.99 = 293,026.14 : x - Step 2: Convert to fraction form
519,385.50/716,751.99 = 293,026.14/x - Step 3: Cross multiply
519,385.50x = 716,751.99 × 293,026.14 - Step 4: Simplify right side
519,385.50x = 210,027,068,967.02 - Step 5: Solve for x
x = 210,027,068,967.02/519,385.50 - Step 6: Final answer
x = 404,376.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.